National Item Identification Number
00-559-8411
National Stock Number
Item Name
WASHER,FLAT
Federal Supply Class
5310
Description
A washer having a centrally located hole with a solid or laminated cross-section and two flat parallel bearing surfaces. The hole must be 75 percent or less than the largest dimension and the bearing surface finish is greater than 32 microinch (0.8 micrometer). The thickness cannot exceed 25 percent of the largest outside dimension. When the largest outside dimension is less than 1/4 inch or 6mm, the thickness must be 0.006 inches (0.15mm) or greater and for items 1/4 inch (6mm) or larger, the thickness must be 0.016 inches (0.4mm) or greater. The maximum tolerance is applied to dimensions and used as a determining factor. Items with separable lamination use SHIM. For items fabricated from ceramic or electrically rated materials by specification or industry standards use INSULATOR (1), WASHER. Excludes DISK, VALVE, graphite impregnated and lubricated items.
Commercial and Government Entity Code (Supplier Data)
56996
DEPARTMENT OF THE ARMY HQ
UNITED STATES ARMY COMMUNICATIONS
12 WD BLDG 601
MCAFEECENTER
FORT MONMOUTH
NJ
07703
732-532-9735
0KDP7
16554
VALCOR ENGINEERING CORP
DBA ELECTROID CO DIV DIV ELECTROID
45 FADEM RD
SPRINGFIELD
NJ
07081
973-467-8100
96487
Reference Numbers (Part Numbers)
B4013077-12
207919
207919
207919
Required Categories
MATERIAL
MATERIAL DOCUMENT AND CLASSIFICATION
HOLE DIAMETER
PERIPHERAL SHAPE
Required Description
PLASTIC POLYHEXAMETHYLENE AMIDE OVERALL
MIL-M-20693,TY 1 MIL SPEC SINGLE MATERI